Japan’s prototypes of the kilogram and meter, which once served as national standards for weight and length, were presented to the press this week ahead of the 150th anniversary of the Meter Convention, the international treaty that standardized global measurement systems, to be marked on May 20th.
The Japan Meteorological Agency announced has that the Kuroshio Large Meander, a phenomenon that has lasted for 7 years and 9 months, is expected to come to an end. The agency is urging people to stay updated, noting that changes in the Kuroshio Current may affect both fish species and fishing grounds.
A male worker cleaning Reactor Unit 3 at the Genkai Nuclear Plant in Saga Prefecture was found to have suffered internal radiation exposure, marking the first such confirmed case at Kyushu Electric, the company announced on Sunday.
The current global standard for measuring time is based on the oscillation of cesium atoms. Its margin of error—just one second every 60 million years—might seem sufficiently precise, but for one Japanese physicist, it is not enough.
Kyushu University opened its Chikushi Campus to the public on May 10th, offering a hands-on experience of science to prospective students and local residents.
A groundbreaking project to develop the world’s first artificial satellite made of wood is underway in Kyoto, led by astronaut Takao Doi. The initiative is part of a broader push toward environmentally sustainable space exploration.